/****************************************************************************
**
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#pragma once

#include "perfprofilertracemanager.h"

#include <tracing/timelinetracefile.h>

#include <QDataStream>
#include <QObject>
#include <QPointer>

namespace PerfProfiler {
namespace Internal {

class PerfProfilerTraceFile : public Timeline::TimelineTraceFile
{
    Q_OBJECT
public:
    explicit PerfProfilerTraceFile(QObject *parent = nullptr);

    void load(QIODevice *device) override;
    void save(QIODevice *device) override;

signals:
    void messagesAvailable(const QByteArray &buffer);
    void blockAvailable(const QByteArray &buffer);

protected:

    void clear();
    void setDevice(QIODevice *device) { m_device = device; }
    void readFromDevice();
    void writeToDevice();
    void readBlock(const QByteArray &block);
    void readMessages(const QByteArray &buffer);
    bool updateProgress(int progress);

    PerfProfilerTraceManager *manager()
    {
        return static_cast<PerfProfilerTraceManager *>(traceManager());
    }

    virtual qint64 adjustTimestamp(qint64 timestamp);
    virtual bool acceptsSamples() const;

    QPointer<QIODevice> m_device;
    quint32 m_messageSize;
    qint32 m_dataStreamVersion;
    bool m_compressed;
};

} // namespace Internal
} // namespace PerfProfiler
